וַיִּקְרָ֥א אֶל־יְהוָ֖ה וַיֹּאמַ֑ר יְהוָ֣ה אֱלֹהָ֔י הֲ֠גַם עַל־הָאַלְמָנָ֞ה אֲשֶׁר־אֲנִ֨י מִתְגּוֹרֵ֥ר עִמָּ֛הּ הֲרֵע֖וֹתָ לְהָמִ֥ית אֶת־בְּנָֽהּ׃
And he cried unto the LORD, and said: ‘O LORD my God, hast Thou also brought evil upon the widow with whom I sojourn, by slaying her son?’
Read halakhic rulings (Jewish law) on I Kings 17:20: and classical halakhic sources.